Examine source code of CurrencyConverterPro

{
  "manifest_version": 3,
  "name": "Currency Converter Pro",
  "version": "1.7.2",
  "description": "Convert webpage prices privately with one-click controls, searchable currencies, automatic detection, and cached exchange rates.",
  "icons": {
    "16": "icons/icon16.png",
    "32": "icons/icon32.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "permissions": [
    "storage",
    "contextMenus",
    "activeTab",
    "scripting"
  ],
  "host_permissions": [
    "http://*/*",
    "https://*/*",
    "https://api.frankfurter.dev/*"
  ],
  "content_scripts": [
    {
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "js": [
        "shared/browser-api.js",
        "shared/currencies.js",
        "shared/messages.js",
        "content/number-parser.js",
        "content/detector.js",
        "content/converter.js",
        "content/page-ui.js",
        "content/content.js"
      ],
      "css": [
        "content/styles.css"
      ],
      "run_at": "document_idle"
    }
  ],
  "action": {
    "default_title": "Currency Converter Pro",
    "default_popup": "popup/popup.html",
    "default_icon": {
      "16": "icons/icon16.png",
      "32": "icons/icon32.png",
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    }
  },
  "commands": {
    "convert-page": {
      "suggested_key": {
        "default": "Ctrl+Shift+Y",
        "mac": "Command+Shift+Y"
      },
      "description": "Convert prices on the current page"
    }
  },
  "background": {
    "scripts": [
      "shared/browser-api.js",
      "shared/currencies.js",
      "shared/messages.js",
      "shared/page-access.js",
      "background/catalog.js",
      "background/rates.js",
      "background/main.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "currency-converter-pro@somewordshere",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "websiteContent"
        ]
      }
    },
    "gecko_android": {
      "strict_min_version": "142.0"
    }
  }
}